{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T17:48:22.755941+00:00","duration_seconds":1.868166,"id":1628276,"input_summary":"chars=637 node=683210","metadata":{"llm_candidates":[{"callsign":"N5SG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=N5SG","recording_id":161007,"started_at":"2026-07-12T17:48:20.887775+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157847}